From: Kees Cook <keescook@chromium.org>
To: Andrey Konovalov <andreyknvl@google.com>
Cc: linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org,
dri-devel@lists.freedesktop.org, linux-rdma@vger.kernel.org,
linux-media@vger.kernel.org, kvm@vger.kernel.org,
linux-kselftest@vger.kernel.org,
Catalin Marinas <catalin.marinas@arm.com>,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
Will Deacon <will.deacon@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Yishai Hadas <yishaih@mellanox.com>,
Felix Kuehling <Felix.Kuehling@amd.com>,
Alexander Deucher <Alexander.Deucher@amd.com>,
Christian Koenig <Christian.Koenig@amd.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Jens Wiklander <jens.wiklander@linaro>
Subject: Re: [PATCH v18 09/15] drm/amdgpu: untag user pointers
Date: Mon, 24 Jun 2019 08:00:57 -0700 [thread overview]
Message-ID: <201906240800.5677E3CF@keescook> (raw)
In-Reply-To: <1d036fc5bec4be059ee7f4f42bf7417dc44651dd.1561386715.git.andreyknvl@google.com>
On Mon, Jun 24, 2019 at 04:32:54PM +0200, Andrey Konovalov wrote:
> This patch is a part of a series that extends kernel ABI to allow to pass
> tagged user pointers (with the top byte set to something else other than
> 0x00) as syscall arguments.
>
> In amdgpu_gem_userptr_ioctl() and amdgpu_amdkfd_gpuvm.c/init_user_pages()
> an MMU notifier is set up with a (tagged) userspace pointer. The untagged
> address should be used so that MMU notifiers for the untagged address get
> correctly matched up with the right BO. This patch untag user pointers in
> amdgpu_gem_userptr_ioctl() for the GEM case and in amdgpu_amdkfd_gpuvm_
> alloc_memory_of_gpu() for the KFD case. This also makes sure that an
> untagged pointer is passed to amdgpu_ttm_tt_get_user_pages(), which uses
> it for vma lookups.
>
> Suggested-by: Felix Kuehling <Felix.Kuehling@amd.com>
> Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
> Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
-Kees
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 2 ++
> 2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> index a6e5184d436c..5d476e9bbc43 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> @@ -1108,7 +1108,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
> alloc_flags = 0;
> if (!offset || !*offset)
> return -EINVAL;
> - user_addr = *offset;
> + user_addr = untagged_addr(*offset);
> } else if (flags & ALLOC_MEM_FLAGS_DOORBELL) {
> domain = AMDGPU_GEM_DOMAIN_GTT;
> alloc_domain = AMDGPU_GEM_DOMAIN_CPU;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> index d4fcf5475464..e91df1407618 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> @@ -287,6 +287,8 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
> uint32_t handle;
> int r;
>
> + args->addr = untagged_addr(args->addr);
> +
> if (offset_in_page(args->addr | args->size))
> return -EINVAL;
>
> --
> 2.22.0.410.gd8fdbe21b5-goog
>
--
Kees Cook
WARNING: multiple messages have this Message-ID (diff)
From: Kees Cook <keescook@chromium.org>
To: Andrey Konovalov <andreyknvl@google.com>
Cc: linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org,
dri-devel@lists.freedesktop.org, linux-rdma@vger.kernel.org,
linux-media@vger.kernel.org, kvm@vger.kernel.org,
linux-kselftest@vger.kernel.org,
Catalin Marinas <catalin.marinas@arm.com>,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
Will Deacon <will.deacon@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Yishai Hadas <yishaih@mellanox.com>,
Felix Kuehling <Felix.Kuehling@amd.com>,
Alexander Deucher <Alexander.Deucher@amd.com>,
Christian Koenig <Christian.Koenig@amd.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Jens Wiklander <jens.wiklander@linaro.org>,
Alex Williamson <alex.williamson@redhat.com>,
Leon Romanovsky <leon@kernel.org>,
Luc Van Oostenryck <luc.vanoostenryck@gmail.com>,
Dave Martin <Dave.Martin@arm.com>,
Khalid Aziz <khalid.aziz@oracle.com>, enh <enh@google.com>,
Jason Gunthorpe <jgg@ziepe.ca>,
Christoph Hellwig <hch@infradead.org>,
Dmitry Vyukov <dvyukov@google.com>,
Kostya Serebryany <kcc@google.com>,
Evgeniy Stepanov <eugenis@google.com>,
Lee Smith <Lee.Smith@arm.com>,
Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>,
Jacob Bramley <Jacob.Bramley@arm.com>,
Ruben Ayrapetyan <Ruben.Ayrapetyan@arm.com>,
Robin Murphy <robin.murphy@arm.com>,
Kevin Brodsky <kevin.brodsky@arm.com>,
Szabolcs Nagy <Szabolcs.Nagy@arm.com>
Subject: Re: [PATCH v18 09/15] drm/amdgpu: untag user pointers
Date: Mon, 24 Jun 2019 08:00:57 -0700 [thread overview]
Message-ID: <201906240800.5677E3CF@keescook> (raw)
In-Reply-To: <1d036fc5bec4be059ee7f4f42bf7417dc44651dd.1561386715.git.andreyknvl@google.com>
On Mon, Jun 24, 2019 at 04:32:54PM +0200, Andrey Konovalov wrote:
> This patch is a part of a series that extends kernel ABI to allow to pass
> tagged user pointers (with the top byte set to something else other than
> 0x00) as syscall arguments.
>
> In amdgpu_gem_userptr_ioctl() and amdgpu_amdkfd_gpuvm.c/init_user_pages()
> an MMU notifier is set up with a (tagged) userspace pointer. The untagged
> address should be used so that MMU notifiers for the untagged address get
> correctly matched up with the right BO. This patch untag user pointers in
> amdgpu_gem_userptr_ioctl() for the GEM case and in amdgpu_amdkfd_gpuvm_
> alloc_memory_of_gpu() for the KFD case. This also makes sure that an
> untagged pointer is passed to amdgpu_ttm_tt_get_user_pages(), which uses
> it for vma lookups.
>
> Suggested-by: Felix Kuehling <Felix.Kuehling@amd.com>
> Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
> Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
-Kees
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 2 ++
> 2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> index a6e5184d436c..5d476e9bbc43 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> @@ -1108,7 +1108,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
> alloc_flags = 0;
> if (!offset || !*offset)
> return -EINVAL;
> - user_addr = *offset;
> + user_addr = untagged_addr(*offset);
> } else if (flags & ALLOC_MEM_FLAGS_DOORBELL) {
> domain = AMDGPU_GEM_DOMAIN_GTT;
> alloc_domain = AMDGPU_GEM_DOMAIN_CPU;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> index d4fcf5475464..e91df1407618 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> @@ -287,6 +287,8 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
> uint32_t handle;
> int r;
>
> + args->addr = untagged_addr(args->addr);
> +
> if (offset_in_page(args->addr | args->size))
> return -EINVAL;
>
> --
> 2.22.0.410.gd8fdbe21b5-goog
>
--
Kees Cook
WARNING: multiple messages have this Message-ID (diff)
From: Kees Cook <keescook@chromium.org>
To: Andrey Konovalov <andreyknvl@google.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
kvm@vger.kernel.org, Szabolcs Nagy <Szabolcs.Nagy@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
dri-devel@lists.freedesktop.org, linux-mm@kvack.org,
Khalid Aziz <khalid.aziz@oracle.com>,
linux-kselftest@vger.kernel.org,
Felix Kuehling <Felix.Kuehling@amd.com>,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
Jacob Bramley <Jacob.Bramley@arm.com>,
Leon Romanovsky <leon@kernel.org>,
linux-rdma@vger.kernel.org, amd-gfx@lists.freedesktop.org,
Christoph Hellwig <hch@infradead.org>,
Jason Gunthorpe <jgg@ziepe.ca>,
Dmitry Vyukov <dvyukov@google.com>,
Dave Martin <Dave.Martin@arm.com>,
Evgeniy Stepanov <eugenis@google.com>,
linux-media@vger.kernel.org,
Kevin Brodsky <kevin.brodsky@arm.com>,
Ruben Ayrapetyan <Ruben.Ayrapetyan@arm.com>,
Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>,
Alex Williamson <alex.williamson@redhat.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
linux-arm-kernel@lists.infradead.org,
Kostya Serebryany <kcc@google.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Yishai Hadas <yishaih@mellanox.com>,
linux-kernel@vger.kernel.org,
Jens Wiklander <jens.wiklander@linaro.org>,
Lee Smith <Lee.Smith@arm.com>,
Alexander Deucher <Alexander.Deucher@amd.com>,
Andrew Morton <akpm@linux-foundation.org>, enh <enh@google.com>,
Robin Murphy <robin.murphy@arm.com>,
Christian Koenig <Christian.Koenig@amd.com>,
Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Subject: Re: [PATCH v18 09/15] drm/amdgpu: untag user pointers
Date: Mon, 24 Jun 2019 08:00:57 -0700 [thread overview]
Message-ID: <201906240800.5677E3CF@keescook> (raw)
In-Reply-To: <1d036fc5bec4be059ee7f4f42bf7417dc44651dd.1561386715.git.andreyknvl@google.com>
On Mon, Jun 24, 2019 at 04:32:54PM +0200, Andrey Konovalov wrote:
> This patch is a part of a series that extends kernel ABI to allow to pass
> tagged user pointers (with the top byte set to something else other than
> 0x00) as syscall arguments.
>
> In amdgpu_gem_userptr_ioctl() and amdgpu_amdkfd_gpuvm.c/init_user_pages()
> an MMU notifier is set up with a (tagged) userspace pointer. The untagged
> address should be used so that MMU notifiers for the untagged address get
> correctly matched up with the right BO. This patch untag user pointers in
> amdgpu_gem_userptr_ioctl() for the GEM case and in amdgpu_amdkfd_gpuvm_
> alloc_memory_of_gpu() for the KFD case. This also makes sure that an
> untagged pointer is passed to amdgpu_ttm_tt_get_user_pages(), which uses
> it for vma lookups.
>
> Suggested-by: Felix Kuehling <Felix.Kuehling@amd.com>
> Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
> Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
-Kees
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 2 ++
> 2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> index a6e5184d436c..5d476e9bbc43 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> @@ -1108,7 +1108,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
> alloc_flags = 0;
> if (!offset || !*offset)
> return -EINVAL;
> - user_addr = *offset;
> + user_addr = untagged_addr(*offset);
> } else if (flags & ALLOC_MEM_FLAGS_DOORBELL) {
> domain = AMDGPU_GEM_DOMAIN_GTT;
> alloc_domain = AMDGPU_GEM_DOMAIN_CPU;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> index d4fcf5475464..e91df1407618 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> @@ -287,6 +287,8 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
> uint32_t handle;
> int r;
>
> + args->addr = untagged_addr(args->addr);
> +
> if (offset_in_page(args->addr | args->size))
> return -EINVAL;
>
> --
> 2.22.0.410.gd8fdbe21b5-goog
>
--
Kees Cook
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-06-24 15:00 UTC|newest]
Thread overview: 177+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-24 14:32 [PATCH v18 00/15] arm64: untag user pointers passed to the kernel Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 01/15] arm64: untag user pointers in access_ok and __uaccess_mask_ptr Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 02/15] arm64: Introduce prctl() options to control the tagged user addresses ABI Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 15:04 ` Kees Cook
2019-06-24 15:04 ` Kees Cook
2019-06-24 15:04 ` Kees Cook
2019-06-24 14:32 ` [PATCH v18 03/15] lib: untag user pointers in strn*_user Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 04/15] mm: untag user pointers passed to memory syscalls Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 05/15] mm: untag user pointers in mm/gup.c Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 06/15] mm: untag user pointers in get_vaddr_frames Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 07/15] fs/namespace: untag user pointers in copy_mount_options Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 17:50 ` Catalin Marinas
2019-06-24 17:50 ` Catalin Marinas
2019-06-24 17:50 ` Catalin Marinas
2019-07-15 16:00 ` Andrey Konovalov
2019-07-15 16:00 ` Andrey Konovalov
2019-07-15 16:00 ` Andrey Konovalov
2019-07-15 16:00 ` Andrey Konovalov
2019-07-22 16:46 ` Kees Cook
2019-07-22 16:46 ` Kees Cook
2019-07-22 16:46 ` Kees Cook
2019-07-22 16:46 ` Kees Cook
2019-06-24 14:32 ` [PATCH v18 08/15] userfaultfd: untag user pointers Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 17:51 ` Catalin Marinas
2019-06-24 17:51 ` Catalin Marinas
2019-06-24 17:51 ` Catalin Marinas
2019-07-15 16:00 ` Andrey Konovalov
2019-07-15 16:00 ` Andrey Konovalov
2019-07-15 16:00 ` Andrey Konovalov
2019-07-15 16:00 ` Andrey Konovalov
2019-07-17 11:09 ` Mike Rapoport
2019-07-17 11:09 ` Mike Rapoport
2019-07-17 11:09 ` Mike Rapoport
2019-07-17 11:46 ` Andrey Konovalov
2019-07-17 11:46 ` Andrey Konovalov
2019-07-17 11:46 ` Andrey Konovalov
2019-07-17 11:46 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 09/15] drm/amdgpu: " Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 15:00 ` Kees Cook [this message]
2019-06-24 15:00 ` Kees Cook
2019-06-24 15:00 ` Kees Cook
2019-06-24 14:32 ` [PATCH v18 10/15] drm/radeon: untag user pointers in radeon_gem_userptr_ioctl Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 15:01 ` Kees Cook
2019-06-24 15:01 ` Kees Cook
2019-06-24 15:01 ` Kees Cook
2019-06-24 15:02 ` Kees Cook
2019-06-24 15:02 ` Kees Cook
2019-06-24 15:02 ` Kees Cook
2019-06-26 17:50 ` Khalid Aziz
2019-06-26 17:50 ` Khalid Aziz
2019-06-26 17:50 ` Khalid Aziz
2019-06-24 14:32 ` [PATCH v18 11/15] IB/mlx4: untag user pointers in mlx4_get_umem_mr Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 15:01 ` Kees Cook
2019-06-24 15:01 ` Kees Cook
2019-06-24 15:01 ` Kees Cook
2019-06-24 17:40 ` Catalin Marinas
2019-06-24 17:40 ` Catalin Marinas
2019-06-24 17:40 ` Catalin Marinas
2019-07-15 16:01 ` Andrey Konovalov
2019-07-15 16:01 ` Andrey Konovalov
2019-07-15 16:01 ` Andrey Konovalov
2019-07-15 16:01 ` Andrey Konovalov
2019-07-15 18:05 ` Jason Gunthorpe
2019-07-15 18:05 ` Jason Gunthorpe
2019-07-15 18:05 ` Jason Gunthorpe
2019-07-15 18:05 ` Jason Gunthorpe
2019-07-16 10:42 ` Andrey Konovalov
2019-07-16 10:42 ` Andrey Konovalov
2019-07-16 10:42 ` Andrey Konovalov
2019-07-16 10:42 ` Andrey Konovalov
2019-07-16 12:06 ` Jason Gunthorpe
2019-07-16 12:06 ` Jason Gunthorpe
2019-07-16 12:06 ` Jason Gunthorpe
2019-07-16 12:06 ` Jason Gunthorpe
2019-07-17 11:42 ` Andrey Konovalov
2019-07-17 11:42 ` Andrey Konovalov
2019-07-17 11:42 ` Andrey Konovalov
2019-07-17 11:42 ` Andrey Konovalov
2019-07-17 11:44 ` Andrey Konovalov
2019-07-17 11:44 ` Andrey Konovalov
2019-07-17 11:44 ` Andrey Konovalov
2019-07-17 11:44 ` Andrey Konovalov
2019-07-17 11:58 ` Jason Gunthorpe
2019-07-17 11:58 ` Jason Gunthorpe
2019-07-17 11:58 ` Jason Gunthorpe
2019-07-17 11:58 ` Jason Gunthorpe
2019-07-17 13:36 ` Andrey Konovalov
2019-07-17 13:36 ` Andrey Konovalov
2019-07-17 13:36 ` Andrey Konovalov
2019-07-17 13:36 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 12/15] media/v4l2-core: untag user pointers in videobuf_dma_contig_user_get Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 13/15] tee/shm: untag user pointers in tee_shm_register Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` [PATCH v18 14/15] vfio/type1: untag user pointers in vaddr_get_pfn Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:32 ` Andrey Konovalov
2019-06-24 14:33 ` [PATCH v18 15/15] selftests, arm64: add a selftest for passing tagged pointers to kernel Andrey Konovalov
2019-06-24 14:33 ` Andrey Konovalov
2019-06-24 14:33 ` Andrey Konovalov
2019-06-24 14:33 ` Andrey Konovalov
2019-06-24 15:02 ` Kees Cook
2019-06-24 15:02 ` Kees Cook
2019-06-24 15:02 ` Kees Cook
2019-06-24 17:38 ` Catalin Marinas
2019-06-24 17:38 ` Catalin Marinas
2019-06-24 17:38 ` Catalin Marinas
2019-08-23 13:56 ` Cristian Marussi
2019-08-23 13:56 ` Cristian Marussi
2019-08-23 13:56 ` Cristian Marussi
2019-08-23 17:16 ` Andrey Konovalov
2019-08-23 17:16 ` Andrey Konovalov
2019-08-23 17:16 ` Andrey Konovalov
2019-08-23 17:16 ` Andrey Konovalov
2019-08-23 17:49 ` Cristian Marussi
2019-08-23 17:49 ` Cristian Marussi
2019-08-23 17:49 ` Cristian Marussi
2019-08-23 17:49 ` Cristian Marussi
2019-08-26 9:09 ` Amit Kachhap
2019-08-26 9:09 ` Amit Kachhap
2019-08-26 9:09 ` Amit Kachhap
2019-09-04 14:52 ` Andrey Konovalov
2019-09-04 14:52 ` Andrey Konovalov
2019-09-04 14:52 ` Andrey Konovalov
2019-09-04 14:52 ` Andrey Konovalov
2019-09-04 16:22 ` Cristian Marussi
2019-09-04 16:22 ` Cristian Marussi
2019-09-04 16:22 ` Cristian Marussi
2019-09-04 16:22 ` Cristian Marussi
2019-09-04 16:42 ` Andrey Konovalov
2019-09-04 16:42 ` Andrey Konovalov
2019-09-04 16:42 ` Andrey Konovalov
2019-09-04 16:42 ` Andrey Konovalov
2019-06-26 17:18 ` [PATCH v18 00/15] arm64: untag user pointers passed to the kernel Catalin Marinas
2019-06-26 17:18 ` Catalin Marinas
2019-06-26 17:18 ` Catalin Marinas
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